The params parser reads ':' as the start of a value, so 'OpenType?:
discretionaryLigatures?' declared a bogus OpenType key and hid
discretionaryLigatures, and 'ss01?…ss20?' declared only ss01.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QiAJeFttZp83Fh7YuzAR5f